19 files changed, 1402 insertions, 0 deletions

diff --git a/arch/arm/mach-imx/include/mach/debug-macro.S b/arch/arm/mach-imx/include/mach/debug-macro.S
new file mode 100644
index 00000000000..87802bbfe63
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/debug-macro.S
@@ -0,0 +1,34 @@
+/* arch/arm/mach-imx/include/mach/debug-macro.S
+ *
+ * Debugging macro include header
+ *
+ *  Copyright (C) 1994-1999 Russell King
+ *  Moved from linux/arch/arm/kernel/debug.S by Ben Dooks
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+*/
+
+                .macro  addruart,rx
+                mrc     p15, 0, \rx, c1, c0
+                tst     \rx, #1                 @ MMU enabled?
+                moveq   \rx, #0x00000000        @ physical
+                movne   \rx, #0xe0000000        @ virtual
+                orreq   \rx, \rx, #0x00200000   @ physical
+                orr     \rx, \rx, #0x00006000   @ UART1 offset
+                .endm
+
+                .macro  senduart,rd,rx
+                str     \rd, [\rx, #0x40]       @ TXDATA
+                .endm
+
+                .macro  waituart,rd,rx
+                .endm
+
+                .macro  busyuart,rd,rx
+1002:           ldr     \rd, [\rx, #0x98]       @ SR2
+                tst     \rd, #1 << 3            @ TXDC
+                beq     1002b                   @ wait until transmit done
+                .endm
diff --git a/arch/arm/mach-imx/include/mach/dma.h b/arch/arm/mach-imx/include/mach/dma.h
new file mode 100644
index 00000000000..621ff2c730f
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/dma.h
@@ -0,0 +1,56 @@
+/*
+ *  linux/include/asm-arm/imxads/dma.h
+ *
+ *  Copyright (C) 1997,1998 Russell King
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __ASM_ARCH_DMA_H
+#define __ASM_ARCH_DMA_H
+
+typedef enum {
+        DMA_PRIO_HIGH = 0,
+        DMA_PRIO_MEDIUM = 1,
+        DMA_PRIO_LOW = 2
+} imx_dma_prio;
+
+#define DMA_REQ_UART3_T        2
+#define DMA_REQ_UART3_R        3
+#define DMA_REQ_SSI2_T         4
+#define DMA_REQ_SSI2_R         5
+#define DMA_REQ_CSI_STAT       6
+#define DMA_REQ_CSI_R          7
+#define DMA_REQ_MSHC           8
+#define DMA_REQ_DSPA_DCT_DOUT  9
+#define DMA_REQ_DSPA_DCT_DIN  10
+#define DMA_REQ_DSPA_MAC      11
+#define DMA_REQ_EXT           12
+#define DMA_REQ_SDHC          13
+#define DMA_REQ_SPI1_R        14
+#define DMA_REQ_SPI1_T        15
+#define DMA_REQ_SSI_T         16
+#define DMA_REQ_SSI_R         17
+#define DMA_REQ_ASP_DAC       18
+#define DMA_REQ_ASP_ADC       19
+#define DMA_REQ_USP_EP(x)    (20+(x))
+#define DMA_REQ_SPI2_R        26
+#define DMA_REQ_SPI2_T        27
+#define DMA_REQ_UART2_T       28
+#define DMA_REQ_UART2_R       29
+#define DMA_REQ_UART1_T       30
+#define DMA_REQ_UART1_R       31
+
+#endif                          /* _ASM_ARCH_DMA_H */
diff --git a/arch/arm/mach-imx/include/mach/entry-macro.S b/arch/arm/mach-imx/include/mach/entry-macro.S
new file mode 100644
index 00000000000..e4db679f776
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/entry-macro.S
@@ -0,0 +1,32 @@
+/*
+ * arch/arm/mach-imx/include/mach/entry-macro.S
+ *
+ * Low-level IRQ helper macros for iMX-based platforms
+ *
+ * This file is licensed under  the terms of the GNU General Public
+ * License version 2. This program is licensed "as is" without any
+ * warranty of any kind, whether express or implied.
+ */
+#include <mach/hardware.h>
+
+                .macro  disable_fiq
+                .endm
+
+                .macro  get_irqnr_preamble, base, tmp
+                .endm
+
+                .macro  arch_ret_to_user, tmp1, tmp2
+                .endm
+
+#define AITC_NIVECSR   0x40
+                .macro  get_irqnr_and_base, irqnr, irqstat, base, tmp
+                ldr     \base, =IO_ADDRESS(IMX_AITC_BASE)
+                @ Load offset & priority of the highest priority
+                @ interrupt pending.
+                ldr     \irqstat, [\base, #AITC_NIVECSR]
+                @ Shift off the priority leaving the offset or
+                @ "interrupt number", use arithmetic shift to
+                @ transform illegal source (0xffff) as -1
+                mov     \irqnr, \irqstat, asr #16
+                adds    \tmp, \irqnr, #1
+                .endm
diff --git a/arch/arm/mach-imx/include/mach/gpio.h b/arch/arm/mach-imx/include/mach/gpio.h
new file mode 100644
index 00000000000..6e3d795f226
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/gpio.h
@@ -0,0 +1,102 @@
+#ifndef _IMX_GPIO_H
+
+#include <mach/imx-regs.h>
+
+#define IMX_GPIO_ALLOC_MODE_NORMAL      0
+#define IMX_GPIO_ALLOC_MODE_NO_ALLOC    1
+#define IMX_GPIO_ALLOC_MODE_TRY_ALLOC   2
+#define IMX_GPIO_ALLOC_MODE_ALLOC_ONLY  4
+#define IMX_GPIO_ALLOC_MODE_RELEASE     8
+
+extern int imx_gpio_request(unsigned gpio, const char *label);
+
+extern void imx_gpio_free(unsigned gpio);
+
+extern int imx_gpio_setup_multiple_pins(const int *pin_list, unsigned count,
+                                        int alloc_mode, const char *label);
+
+extern int imx_gpio_direction_input(unsigned gpio);
+
+extern int imx_gpio_direction_output(unsigned gpio, int value);
+
+extern void __imx_gpio_set_value(unsigned gpio, int value);
+
+static inline int imx_gpio_get_value(unsigned gpio)
+{
+        return SSR(gpio >> GPIO_PORT_SHIFT) & (1 << (gpio & GPIO_PIN_MASK));
+}
+
+static inline void imx_gpio_set_value_inline(unsigned gpio, int value)
+{
+        unsigned long flags;
+
+        raw_local_irq_save(flags);
+        if(value)
+                DR(gpio >> GPIO_PORT_SHIFT) |= (1 << (gpio & GPIO_PIN_MASK));
+        else
+                DR(gpio >> GPIO_PORT_SHIFT) &= ~(1 << (gpio & GPIO_PIN_MASK));
+        raw_local_irq_restore(flags);
+}
+
+static inline void imx_gpio_set_value(unsigned gpio, int value)
+{
+        if(__builtin_constant_p(gpio))
+                imx_gpio_set_value_inline(gpio, value);
+        else
+                __imx_gpio_set_value(gpio, value);
+}
+
+extern int imx_gpio_to_irq(unsigned gpio);
+
+extern int imx_irq_to_gpio(unsigned irq);
+
+/*-------------------------------------------------------------------------*/
+
+/* Wrappers for "new style" GPIO calls. These calls i.MX specific versions
+ * to allow future extension of GPIO logic.
+ */
+
+static inline int gpio_request(unsigned gpio, const char *label)
+{
+        return imx_gpio_request(gpio, label);
+}
+
+static inline void gpio_free(unsigned gpio)
+{
+        imx_gpio_free(gpio);
+}
+
+static inline  int gpio_direction_input(unsigned gpio)
+{
+        return imx_gpio_direction_input(gpio);
+}
+
+static inline int gpio_direction_output(unsigned gpio, int value)
+{
+        return imx_gpio_direction_output(gpio, value);
+}
+
+static inline int gpio_get_value(unsigned gpio)
+{
+        return imx_gpio_get_value(gpio);
+}
+
+static inline void gpio_set_value(unsigned gpio, int value)
+{
+        imx_gpio_set_value(gpio, value);
+}
+
+#include <asm-generic/gpio.h>           /* cansleep wrappers */
+
+static inline int gpio_to_irq(unsigned gpio)
+{
+        return imx_gpio_to_irq(gpio);
+}
+
+static inline int irq_to_gpio(unsigned irq)
+{
+        return imx_irq_to_gpio(irq);
+}
+
+
+#endif
diff --git a/arch/arm/mach-imx/include/mach/hardware.h b/arch/arm/mach-imx/include/mach/hardware.h
new file mode 100644
index 00000000000..c73e9e724c7
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/hardware.h
@@ -0,0 +1,91 @@
+/*
+ *  arch/arm/mach-imx/include/mach/hardware.h
+ *
+ *  Copyright (C) 1999 ARM Limited.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+#include <asm/sizes.h>
+#include "imx-regs.h"
+
+#ifndef __ASSEMBLY__
+# define __REG(x)       (*((volatile u32 *)IO_ADDRESS(x)))
+
+# define __REG2(x,y)        (*(volatile u32 *)((u32)&__REG(x) + (y)))
+#endif
+
+/*
+ * Memory map
+ */
+
+#define IMX_IO_PHYS             0x00200000
+#define IMX_IO_SIZE             0x00100000
+#define IMX_IO_BASE             0xe0000000
+
+#define IMX_CS0_PHYS            0x10000000
+#define IMX_CS0_SIZE            0x02000000
+#define IMX_CS0_VIRT            0xe8000000
+
+#define IMX_CS1_PHYS            0x12000000
+#define IMX_CS1_SIZE            0x01000000
+#define IMX_CS1_VIRT            0xea000000
+
+#define IMX_CS2_PHYS            0x13000000
+#define IMX_CS2_SIZE            0x01000000
+#define IMX_CS2_VIRT            0xeb000000
+
+#define IMX_CS3_PHYS            0x14000000
+#define IMX_CS3_SIZE            0x01000000
+#define IMX_CS3_VIRT            0xec000000
+
+#define IMX_CS4_PHYS            0x15000000
+#define IMX_CS4_SIZE            0x01000000
+#define IMX_CS4_VIRT            0xed000000
+
+#define IMX_CS5_PHYS            0x16000000
+#define IMX_CS5_SIZE            0x01000000
+#define IMX_CS5_VIRT            0xee000000
+
+#define IMX_FB_VIRT             0xF1000000
+#define IMX_FB_SIZE             (256*1024)
+
+/* macro to get at IO space when running virtually */
+#define IO_ADDRESS(x) ((x) | IMX_IO_BASE)
+
+#ifndef __ASSEMBLY__
+/*
+ * Handy routine to set GPIO functions
+ */
+extern void imx_gpio_mode( int gpio_mode );
+
+#endif
+
+#define MAXIRQNUM                       62
+#define MAXFIQNUM                       62
+#define MAXSWINUM                       62
+
+/*
+ * Use SDRAM for memory
+ */
+#define MEM_SIZE                0x01000000
+
+#ifdef CONFIG_ARCH_MX1ADS
+#include "mx1ads.h"
+#endif
+
+#endif
diff --git a/arch/arm/mach-imx/include/mach/imx-dma.h b/arch/arm/mach-imx/include/mach/imx-dma.h
new file mode 100644
index 00000000000..44d89c35539
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/imx-dma.h
@@ -0,0 +1,94 @@
+/*
+ *  linux/include/asm-arm/imxads/dma.h
+ *
+ *  Copyright (C) 1997,1998 Russell King
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <asm/dma.h>
+
+#ifndef __ASM_ARCH_IMX_DMA_H
+#define __ASM_ARCH_IMX_DMA_H
+
+#define IMX_DMA_CHANNELS  11
+
+/*
+ * struct imx_dma_channel - i.MX specific DMA extension
+ * @name: name specified by DMA client
+ * @irq_handler: client callback for end of transfer
+ * @err_handler: client callback for error condition
+ * @data: clients context data for callbacks
+ * @dma_mode: direction of the transfer %DMA_MODE_READ or %DMA_MODE_WRITE
+ * @sg: pointer to the actual read/written chunk for scatter-gather emulation
+ * @sgbc: counter of processed bytes in the actual read/written chunk
+ * @resbytes: total residual number of bytes to transfer
+ *            (it can be lower or same as sum of SG mapped chunk sizes)
+ * @sgcount: number of chunks to be read/written
+ *
+ * Structure is used for IMX DMA processing. It would be probably good
+ * @struct dma_struct in the future for external interfacing and use
+ * @struct imx_dma_channel only as extension to it.
+ */
+
+struct imx_dma_channel {
+        const char *name;
+        void (*irq_handler) (int, void *);
+        void (*err_handler) (int, void *, int errcode);
+        void *data;
+        dmamode_t  dma_mode;
+        struct scatterlist *sg;
+        unsigned int sgbc;
+        unsigned int sgcount;
+        unsigned int resbytes;
+        int dma_num;
+};
+
+extern struct imx_dma_channel imx_dma_channels[IMX_DMA_CHANNELS];
+
+#define IMX_DMA_ERR_BURST     1
+#define IMX_DMA_ERR_REQUEST   2
+#define IMX_DMA_ERR_TRANSFER  4
+#define IMX_DMA_ERR_BUFFER    8
+
+/* The type to distinguish channel numbers parameter from ordinal int type */
+typedef int imx_dmach_t;
+
+int
+imx_dma_setup_single(imx_dmach_t dma_ch, dma_addr_t dma_address,
+                unsigned int dma_length, unsigned int dev_addr, dmamode_t dmamode);
+
+int
+imx_dma_setup_sg(imx_dmach_t dma_ch,
+                 struct scatterlist *sg, unsigned int sgcount, unsigned int dma_length,
+                 unsigned int dev_addr, dmamode_t dmamode);
+
+int
+imx_dma_setup_handlers(imx_dmach_t dma_ch,
+                void (*irq_handler) (int, void *),
+                void (*err_handler) (int, void *, int), void *data);
+
+void imx_dma_enable(imx_dmach_t dma_ch);
+
+void imx_dma_disable(imx_dmach_t dma_ch);
+
+int imx_dma_request(imx_dmach_t dma_ch, const char *name);
+
+void imx_dma_free(imx_dmach_t dma_ch);
+
+imx_dmach_t imx_dma_request_by_prio(const char *name, imx_dma_prio prio);
+
+
+#endif  /* _ASM_ARCH_IMX_DMA_H */
diff --git a/arch/arm/mach-imx/include/mach/imx-regs.h b/arch/arm/mach-imx/include/mach/imx-regs.h
new file mode 100644
index 00000000000..fb9de273387
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/imx-regs.h
@@ -0,0 +1,482 @@
+#ifndef _IMX_REGS_H
+#define _IMX_REGS_H
+/* ------------------------------------------------------------------------
+ *  Motorola IMX system registers
+ * ------------------------------------------------------------------------
+ *
+ */
+
+/*
+ *  Register BASEs, based on OFFSETs
+ *
+ */
+#define IMX_AIPI1_BASE             (0x00000 + IMX_IO_BASE)
+#define IMX_WDT_BASE               (0x01000 + IMX_IO_BASE)
+#define IMX_TIM1_BASE              (0x02000 + IMX_IO_BASE)
+#define IMX_TIM2_BASE              (0x03000 + IMX_IO_BASE)
+#define IMX_RTC_BASE               (0x04000 + IMX_IO_BASE)
+#define IMX_LCDC_BASE              (0x05000 + IMX_IO_BASE)
+#define IMX_UART1_BASE             (0x06000 + IMX_IO_BASE)
+#define IMX_UART2_BASE             (0x07000 + IMX_IO_BASE)
+#define IMX_PWM_BASE               (0x08000 + IMX_IO_BASE)
+#define IMX_DMAC_BASE              (0x09000 + IMX_IO_BASE)
+#define IMX_AIPI2_BASE             (0x10000 + IMX_IO_BASE)
+#define IMX_SIM_BASE               (0x11000 + IMX_IO_BASE)
+#define IMX_USBD_BASE              (0x12000 + IMX_IO_BASE)
+#define IMX_SPI1_BASE              (0x13000 + IMX_IO_BASE)
+#define IMX_MMC_BASE               (0x14000 + IMX_IO_BASE)
+#define IMX_ASP_BASE               (0x15000 + IMX_IO_BASE)
+#define IMX_BTA_BASE               (0x16000 + IMX_IO_BASE)
+#define IMX_I2C_BASE               (0x17000 + IMX_IO_BASE)
+#define IMX_SSI_BASE               (0x18000 + IMX_IO_BASE)
+#define IMX_SPI2_BASE              (0x19000 + IMX_IO_BASE)
+#define IMX_MSHC_BASE              (0x1A000 + IMX_IO_BASE)
+#define IMX_PLL_BASE               (0x1B000 + IMX_IO_BASE)
+#define IMX_GPIO_BASE              (0x1C000 + IMX_IO_BASE)
+#define IMX_EIM_BASE               (0x20000 + IMX_IO_BASE)
+#define IMX_SDRAMC_BASE            (0x21000 + IMX_IO_BASE)
+#define IMX_MMA_BASE               (0x22000 + IMX_IO_BASE)
+#define IMX_AITC_BASE              (0x23000 + IMX_IO_BASE)
+#define IMX_CSI_BASE               (0x24000 + IMX_IO_BASE)
+
+/* PLL registers */
+#define CSCR   __REG(IMX_PLL_BASE)        /* Clock Source Control Register */
+#define CSCR_SPLL_RESTART       (1<<22)
+#define CSCR_MPLL_RESTART       (1<<21)
+#define CSCR_SYSTEM_SEL         (1<<16)
+#define CSCR_BCLK_DIV           (0xf<<10)
+#define CSCR_MPU_PRESC          (1<<15)
+#define CSCR_SPEN               (1<<1)
+#define CSCR_MPEN               (1<<0)
+
+#define MPCTL0 __REG(IMX_PLL_BASE + 0x4)  /* MCU PLL Control Register 0 */
+#define MPCTL1 __REG(IMX_PLL_BASE + 0x8)  /* MCU PLL and System Clock Register 1 */
+#define SPCTL0 __REG(IMX_PLL_BASE + 0xc)  /* System PLL Control Register 0 */
+#define SPCTL1 __REG(IMX_PLL_BASE + 0x10) /* System PLL Control Register 1 */
+#define PCDR   __REG(IMX_PLL_BASE + 0x20) /* Peripheral Clock Divider Register */
+
+/*
+ *  GPIO Module and I/O Multiplexer
+ *  x = 0..3 for reg_A, reg_B, reg_C, reg_D
+ */
+#define DDIR(x)    __REG2(IMX_GPIO_BASE + 0x00, ((x) & 3) << 8)
+#define OCR1(x)    __REG2(IMX_GPIO_BASE + 0x04, ((x) & 3) << 8)
+#define OCR2(x)    __REG2(IMX_GPIO_BASE + 0x08, ((x) & 3) << 8)
+#define ICONFA1(x) __REG2(IMX_GPIO_BASE + 0x0c, ((x) & 3) << 8)
+#define ICONFA2(x) __REG2(IMX_GPIO_BASE + 0x10, ((x) & 3) << 8)
+#define ICONFB1(x) __REG2(IMX_GPIO_BASE + 0x14, ((x) & 3) << 8)
+#define ICONFB2(x) __REG2(IMX_GPIO_BASE + 0x18, ((x) & 3) << 8)
+#define DR(x)      __REG2(IMX_GPIO_BASE + 0x1c, ((x) & 3) << 8)
+#define GIUS(x)    __REG2(IMX_GPIO_BASE + 0x20, ((x) & 3) << 8)
+#define SSR(x)     __REG2(IMX_GPIO_BASE + 0x24, ((x) & 3) << 8)
+#define ICR1(x)    __REG2(IMX_GPIO_BASE + 0x28, ((x) & 3) << 8)
+#define ICR2(x)    __REG2(IMX_GPIO_BASE + 0x2c, ((x) & 3) << 8)
+#define IMR(x)     __REG2(IMX_GPIO_BASE + 0x30, ((x) & 3) << 8)
+#define ISR(x)     __REG2(IMX_GPIO_BASE + 0x34, ((x) & 3) << 8)
+#define GPR(x)     __REG2(IMX_GPIO_BASE + 0x38, ((x) & 3) << 8)
+#define SWR(x)     __REG2(IMX_GPIO_BASE + 0x3c, ((x) & 3) << 8)
+#define PUEN(x)    __REG2(IMX_GPIO_BASE + 0x40, ((x) & 3) << 8)
+
+#define GPIO_PORT_MAX  3
+
+#define GPIO_PIN_MASK 0x1f
+#define GPIO_PORT_MASK (0x3 << 5)
+
+#define GPIO_PORT_SHIFT 5
+#define GPIO_PORTA (0<<5)
+#define GPIO_PORTB (1<<5)
+#define GPIO_PORTC (2<<5)
+#define GPIO_PORTD (3<<5)
+
+#define GPIO_OUT   (1<<7)
+#define GPIO_IN    (0<<7)
+#define GPIO_PUEN  (1<<8)
+
+#define GPIO_PF    (0<<9)
+#define GPIO_AF    (1<<9)
+
+#define GPIO_OCR_SHIFT 10
+#define GPIO_OCR_MASK (3<<10)
+#define GPIO_AIN   (0<<10)
+#define GPIO_BIN   (1<<10)
+#define GPIO_CIN   (2<<10)
+#define GPIO_DR    (3<<10)
+
+#define GPIO_AOUT_SHIFT 12
+#define GPIO_AOUT_MASK (3<<12)
+#define GPIO_AOUT     (0<<12)
+#define GPIO_AOUT_ISR (1<<12)
+#define GPIO_AOUT_0   (2<<12)
+#define GPIO_AOUT_1   (3<<12)
+
+#define GPIO_BOUT_SHIFT 14
+#define GPIO_BOUT_MASK (3<<14)
+#define GPIO_BOUT      (0<<14)
+#define GPIO_BOUT_ISR  (1<<14)
+#define GPIO_BOUT_0    (2<<14)
+#define GPIO_BOUT_1    (3<<14)
+
+#define GPIO_GIUS      (1<<16)
+
+/* assignements for GPIO alternate/primary functions */
+
+/* FIXME: This list is not completed. The correct directions are
+ * missing on some (many) pins
+ */
+#define PA0_AIN_SPI2_CLK     ( GPIO_GIUS | GPIO_PORTA | GPIO_OUT | 0 )
+#define PA0_AF_ETMTRACESYNC  ( GPIO_PORTA | GPIO_AF | 0 )
+#define PA1_AOUT_SPI2_RXD    ( GPIO_GIUS | GPIO_PORTA | GPIO_IN | 1 )
+#define PA1_PF_TIN           ( GPIO_PORTA | GPIO_PF | 1 )
+#define PA2_PF_PWM0          ( GPIO_PORTA | GPIO_OUT | GPIO_PF | 2 )
+#define PA3_PF_CSI_MCLK      ( GPIO_PORTA | GPIO_PF | 3 )
+#define PA4_PF_CSI_D0        ( GPIO_PORTA | GPIO_PF | 4 )
+#define PA5_PF_CSI_D1        ( GPIO_PORTA | GPIO_PF | 5 )
+#define PA6_PF_CSI_D2        ( GPIO_PORTA | GPIO_PF | 6 )
+#define PA7_PF_CSI_D3        ( GPIO_PORTA | GPIO_PF | 7 )
+#define PA8_PF_CSI_D4        ( GPIO_PORTA | GPIO_PF | 8 )
+#define PA9_PF_CSI_D5        ( GPIO_PORTA | GPIO_PF | 9 )
+#define PA10_PF_CSI_D6       ( GPIO_PORTA | GPIO_PF | 10 )
+#define PA11_PF_CSI_D7       ( GPIO_PORTA | GPIO_PF | 11 )
+#define PA12_PF_CSI_VSYNC    ( GPIO_PORTA | GPIO_PF | 12 )
+#define PA13_PF_CSI_HSYNC    ( GPIO_PORTA | GPIO_PF | 13 )
+#define PA14_PF_CSI_PIXCLK   ( GPIO_PORTA | GPIO_PF | 14 )
+#define PA15_PF_I2C_SDA      ( GPIO_PORTA | GPIO_OUT | GPIO_PF | 15 )
+#define PA16_PF_I2C_SCL      ( GPIO_PORTA | GPIO_OUT | GPIO_PF | 16 )
+#define PA17_AF_ETMTRACEPKT4 ( GPIO_PORTA | GPIO_AF | 17 )
+#define PA17_AIN_SPI2_SS     ( GPIO_GIUS | GPIO_PORTA | GPIO_OUT | 17 )
+#define PA18_AF_ETMTRACEPKT5 ( GPIO_PORTA | GPIO_AF | 18 )
+#define PA19_AF_ETMTRACEPKT6 ( GPIO_PORTA | GPIO_AF | 19 )
+#define PA20_AF_ETMTRACEPKT7 ( GPIO_PORTA | GPIO_AF | 20 )
+#define PA21_PF_A0           ( GPIO_PORTA | GPIO_PF | 21 )
+#define PA22_PF_CS4          ( GPIO_PORTA | GPIO_PF | 22 )
+#define PA23_PF_CS5          ( GPIO_PORTA | GPIO_PF | 23 )
+#define PA24_PF_A16          ( GPIO_PORTA | GPIO_PF | 24 )
+#define PA24_AF_ETMTRACEPKT0 ( GPIO_PORTA | GPIO_AF | 24 )
+#define PA25_PF_A17          ( GPIO_PORTA | GPIO_PF | 25 )
+#define PA25_AF_ETMTRACEPKT1 ( GPIO_PORTA | GPIO_AF | 25 )
+#define PA26_PF_A18          ( GPIO_PORTA | GPIO_PF | 26 )
+#define PA26_AF_ETMTRACEPKT2 ( GPIO_PORTA | GPIO_AF | 26 )
+#define PA27_PF_A19          ( GPIO_PORTA | GPIO_PF | 27 )
+#define PA27_AF_ETMTRACEPKT3 ( GPIO_PORTA | GPIO_AF | 27 )
+#define PA28_PF_A20          ( GPIO_PORTA | GPIO_PF | 28 )
+#define PA28_AF_ETMPIPESTAT0 ( GPIO_PORTA | GPIO_AF | 28 )
+#define PA29_PF_A21          ( GPIO_PORTA | GPIO_PF | 29 )
+#define PA29_AF_ETMPIPESTAT1 ( GPIO_PORTA | GPIO_AF | 29 )
+#define PA30_PF_A22          ( GPIO_PORTA | GPIO_PF | 30 )
+#define PA30_AF_ETMPIPESTAT2 ( GPIO_PORTA | GPIO_AF | 30 )
+#define PA31_PF_A23          ( GPIO_PORTA | GPIO_PF | 31 )
+#define PA31_AF_ETMTRACECLK  ( GPIO_PORTA | GPIO_AF | 31 )
+#define PB8_PF_SD_DAT0       ( GPIO_PORTB | GPIO_PF | GPIO_PUEN | 8 )
+#define PB8_AF_MS_PIO        ( GPIO_PORTB | GPIO_AF | 8 )
+#define PB9_PF_SD_DAT1       ( GPIO_PORTB | GPIO_PF | GPIO_PUEN  | 9 )
+#define PB9_AF_MS_PI1        ( GPIO_PORTB | GPIO_AF | 9 )
+#define PB10_PF_SD_DAT2      ( GPIO_PORTB | GPIO_PF | GPIO_PUEN  | 10 )
+#define PB10_AF_MS_SCLKI     ( GPIO_PORTB | GPIO_AF | 10 )
+#define PB11_PF_SD_DAT3      ( GPIO_PORTB | GPIO_PF | 11 )
+#define PB11_AF_MS_SDIO      ( GPIO_PORTB | GPIO_AF | 11 )
+#define PB12_PF_SD_CLK       ( GPIO_PORTB | GPIO_PF | 12 )
+#define PB12_AF_MS_SCLK0     ( GPIO_PORTB | GPIO_AF | 12 )
+#define PB13_PF_SD_CMD       ( GPIO_PORTB | GPIO_PF | GPIO_PUEN | 13 )
+#define PB13_AF_MS_BS        ( GPIO_PORTB | GPIO_AF | 13 )
+#define PB14_AF_SSI_RXFS     ( GPIO_PORTB | GPIO_AF | 14 )
+#define PB15_AF_SSI_RXCLK    ( GPIO_PORTB | GPIO_AF | 15 )
+#define PB16_AF_SSI_RXDAT    ( GPIO_PORTB | GPIO_IN | GPIO_AF | 16 )
+#define PB17_AF_SSI_TXDAT    ( GPIO_PORTB | GPIO_OUT | GPIO_AF | 17 )
+#define PB18_AF_SSI_TXFS     ( GPIO_PORTB | GPIO_AF | 18 )
+#define PB19_AF_SSI_TXCLK    ( GPIO_PORTB | GPIO_AF | 19 )
+#define PB20_PF_USBD_AFE     ( GPIO_PORTB | GPIO_PF | 20 )
+#define PB21_PF_USBD_OE      ( GPIO_PORTB | GPIO_PF | 21 )
+#define PB22_PFUSBD_RCV      ( GPIO_PORTB | GPIO_PF | 22 )
+#define PB23_PF_USBD_SUSPND  ( GPIO_PORTB | GPIO_PF | 23 )
+#define PB24_PF_USBD_VP      ( GPIO_PORTB | GPIO_PF | 24 )
+#define PB25_PF_USBD_VM      ( GPIO_PORTB | GPIO_PF | 25 )
+#define PB26_PF_USBD_VPO     ( GPIO_PORTB | GPIO_PF | 26 )
+#define PB27_PF_USBD_VMO     ( GPIO_PORTB | GPIO_PF | 27 )
+#define PB28_PF_UART2_CTS    ( GPIO_PORTB | GPIO_OUT | GPIO_PF | 28 )
+#define PB29_PF_UART2_RTS    ( GPIO_PORTB | GPIO_IN | GPIO_PF | 29 )
+#define PB30_PF_UART2_TXD    ( GPIO_PORTB | GPIO_OUT | GPIO_PF | 30 )
+#define PB31_PF_UART2_RXD    ( GPIO_PORTB | GPIO_IN | GPIO_PF | 31 )
+#define PC3_PF_SSI_RXFS      ( GPIO_PORTC | GPIO_PF | 3 )
+#define PC4_PF_SSI_RXCLK     ( GPIO_PORTC | GPIO_PF | 4 )
+#define PC5_PF_SSI_RXDAT     ( GPIO_PORTC | GPIO_IN | GPIO_PF | 5 )
+#define PC6_PF_SSI_TXDAT     ( GPIO_PORTC | GPIO_OUT | GPIO_PF | 6 )
+#define PC7_PF_SSI_TXFS      ( GPIO_PORTC | GPIO_PF | 7 )
+#define PC8_PF_SSI_TXCLK     ( GPIO_PORTC | GPIO_PF | 8 )
+#define PC9_PF_UART1_CTS     ( GPIO_PORTC | GPIO_OUT | GPIO_PF | 9 )
+#define PC10_PF_UART1_RTS    ( GPIO_PORTC | GPIO_IN | GPIO_PF | 10 )
+#define PC11_PF_UART1_TXD    ( GPIO_PORTC | GPIO_OUT | GPIO_PF | 11 )
+#define PC12_PF_UART1_RXD    ( GPIO_PORTC | GPIO_IN | GPIO_PF | 12 )
+#define PC13_PF_SPI1_SPI_RDY ( GPIO_PORTC | GPIO_PF | 13 )
+#define PC14_PF_SPI1_SCLK    ( GPIO_PORTC | GPIO_PF | 14 )
+#define PC15_PF_SPI1_SS      ( GPIO_PORTC | GPIO_PF | 15 )
+#define PC16_PF_SPI1_MISO    ( GPIO_PORTC | GPIO_PF | 16 )
+#define PC17_PF_SPI1_MOSI    ( GPIO_PORTC | GPIO_PF | 17 )
+#define PC24_BIN_UART3_RI    ( GPIO_GIUS | GPIO_PORTC | GPIO_OUT | GPIO_BIN | 24 )
+#define PC25_BIN_UART3_DSR   ( GPIO_GIUS | GPIO_PORTC | GPIO_OUT | GPIO_BIN | 25 )
+#define PC26_AOUT_UART3_DTR  ( GPIO_GIUS | GPIO_PORTC | GPIO_IN | 26 )
+#define PC27_BIN_UART3_DCD   ( GPIO_GIUS | GPIO_PORTC | GPIO_OUT | GPIO_BIN | 27 )
+#define PC28_BIN_UART3_CTS   ( GPIO_GIUS | GPIO_PORTC | GPIO_OUT | GPIO_BIN | 28 )
+#define PC29_AOUT_UART3_RTS  ( GPIO_GIUS | GPIO_PORTC | GPIO_IN | 29 )
+#define PC30_BIN_UART3_TX    ( GPIO_GIUS | GPIO_PORTC | GPIO_BIN | 30 )
+#define PC31_AOUT_UART3_RX   ( GPIO_GIUS | GPIO_PORTC | GPIO_IN | 31)
+#define PD6_PF_LSCLK         ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 6 )
+#define PD7_PF_REV           ( GPIO_PORTD | GPIO_PF | 7 )
+#define PD7_AF_UART2_DTR     ( GPIO_GIUS | GPIO_PORTD | GPIO_IN | GPIO_AF | 7 )
+#define PD7_AIN_SPI2_SCLK    ( GPIO_GIUS | GPIO_PORTD | GPIO_AIN | 7 )
+#define PD8_PF_CLS           ( GPIO_PORTD | GPIO_PF | 8 )
+#define PD8_AF_UART2_DCD     ( GPIO_PORTD | GPIO_OUT | GPIO_AF | 8 )
+#define PD8_AIN_SPI2_SS      ( GPIO_GIUS | GPIO_PORTD | GPIO_AIN | 8 )
+#define PD9_PF_PS            ( GPIO_PORTD | GPIO_PF | 9 )
+#define PD9_AF_UART2_RI      ( GPIO_PORTD | GPIO_OUT | GPIO_AF | 9 )
+#define PD9_AOUT_SPI2_RXD    ( GPIO_GIUS | GPIO_PORTD | GPIO_IN | 9 )
+#define PD10_PF_SPL_SPR      ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 10 )
+#define PD10_AF_UART2_DSR    ( GPIO_PORTD | GPIO_OUT | GPIO_AF | 10 )
+#define PD10_AIN_SPI2_TXD    ( GPIO_GIUS | GPIO_PORTD | GPIO_OUT | 10 )
+#define PD11_PF_CONTRAST     ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 11 )
+#define PD12_PF_ACD_OE       ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 12 )
+#define PD13_PF_LP_HSYNC     ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 13 )
+#define PD14_PF_FLM_VSYNC    ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 14 )
+#define PD15_PF_LD0          ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 15 )
+#define PD16_PF_LD1          ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 16 )
+#define PD17_PF_LD2          ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 17 )
+#define PD18_PF_LD3          ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 18 )
+#define PD19_PF_LD4          ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 19 )
+#define PD20_PF_LD5          ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 20 )
+#define PD21_PF_LD6          ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 21 )
+#define PD22_PF_LD7          ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 22 )
+#define PD23_PF_LD8          ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 23 )
+#define PD24_PF_LD9          ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 24 )
+#define PD25_PF_LD10         ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 25 )
+#define PD26_PF_LD11         ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 26 )
+#define PD27_PF_LD12         ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 27 )
+#define PD28_PF_LD13         ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 28 )
+#define PD29_PF_LD14         ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 29 )
+#define PD30_PF_LD15         ( GPIO_PORTD | GPIO_OUT | GPIO_PF | 30 )
+#define PD31_PF_TMR2OUT      ( GPIO_PORTD | GPIO_PF | 31 )
+#define PD31_BIN_SPI2_TXD    ( GPIO_GIUS | GPIO_PORTD | GPIO_BIN | 31 )
+
+/*
+ * PWM controller
+ */
+#define PWMC    __REG(IMX_PWM_BASE + 0x00)      /* PWM Control Register         */
+#define PWMS    __REG(IMX_PWM_BASE + 0x04)      /* PWM Sample Register          */
+#define PWMP    __REG(IMX_PWM_BASE + 0x08)      /* PWM Period Register          */
+#define PWMCNT  __REG(IMX_PWM_BASE + 0x0C)      /* PWM Counter Register         */
+
+#define PWMC_HCTR               (0x01<<18)              /* Halfword FIFO Data Swapping  */
+#define PWMC_BCTR               (0x01<<17)              /* Byte FIFO Data Swapping      */
+#define PWMC_SWR                (0x01<<16)              /* Software Reset               */
+#define PWMC_CLKSRC             (0x01<<15)              /* Clock Source                 */
+#define PWMC_PRESCALER(x)       (((x-1) & 0x7F) << 8)   /* PRESCALER                    */
+#define PWMC_IRQ                (0x01<< 7)              /* Interrupt Request            */
+#define PWMC_IRQEN              (0x01<< 6)              /* Interrupt Request Enable     */
+#define PWMC_FIFOAV             (0x01<< 5)              /* FIFO Available               */
+#define PWMC_EN                 (0x01<< 4)              /* Enables/Disables the PWM     */
+#define PWMC_REPEAT(x)          (((x) & 0x03) << 2)     /* Sample Repeats               */
+#define PWMC_CLKSEL(x)          (((x) & 0x03) << 0)     /* Clock Selection              */
+
+#define PWMS_SAMPLE(x)          ((x) & 0xFFFF)          /* Contains a two-sample word   */
+#define PWMP_PERIOD(x)          ((x) & 0xFFFF)          /* Represents the PWM's period  */
+#define PWMC_COUNTER(x)         ((x) & 0xFFFF)          /* Represents the current count value   */
+
+/*
+ *  DMA Controller
+ */
+#define DCR     __REG(IMX_DMAC_BASE +0x00)      /* DMA Control Register */
+#define DISR    __REG(IMX_DMAC_BASE +0x04)      /* DMA Interrupt status Register */
+#define DIMR    __REG(IMX_DMAC_BASE +0x08)      /* DMA Interrupt mask Register */
+#define DBTOSR  __REG(IMX_DMAC_BASE +0x0c)      /* DMA Burst timeout status Register */
+#define DRTOSR  __REG(IMX_DMAC_BASE +0x10)      /* DMA Request timeout Register */
+#define DSESR   __REG(IMX_DMAC_BASE +0x14)      /* DMA Transfer Error Status Register */
+#define DBOSR   __REG(IMX_DMAC_BASE +0x18)      /* DMA Buffer overflow status Register */
+#define DBTOCR  __REG(IMX_DMAC_BASE +0x1c)      /* DMA Burst timeout control Register */
+#define WSRA    __REG(IMX_DMAC_BASE +0x40)      /* W-Size Register A */
+#define XSRA    __REG(IMX_DMAC_BASE +0x44)      /* X-Size Register A */
+#define YSRA    __REG(IMX_DMAC_BASE +0x48)      /* Y-Size Register A */
+#define WSRB    __REG(IMX_DMAC_BASE +0x4c)      /* W-Size Register B */
+#define XSRB    __REG(IMX_DMAC_BASE +0x50)      /* X-Size Register B */
+#define YSRB    __REG(IMX_DMAC_BASE +0x54)      /* Y-Size Register B */
+#define SAR(x)  __REG2( IMX_DMAC_BASE + 0x80, (x) << 6) /* Source Address Registers */
+#define DAR(x)  __REG2( IMX_DMAC_BASE + 0x84, (x) << 6) /* Destination Address Registers */
+#define CNTR(x) __REG2( IMX_DMAC_BASE + 0x88, (x) << 6) /* Count Registers */
+#define CCR(x)  __REG2( IMX_DMAC_BASE + 0x8c, (x) << 6) /* Control Registers */
+#define RSSR(x) __REG2( IMX_DMAC_BASE + 0x90, (x) << 6) /* Request source select Registers */
+#define BLR(x)  __REG2( IMX_DMAC_BASE + 0x94, (x) << 6) /* Burst length Registers */
+#define RTOR(x) __REG2( IMX_DMAC_BASE + 0x98, (x) << 6) /* Request timeout Registers */
+#define BUCR(x) __REG2( IMX_DMAC_BASE + 0x98, (x) << 6) /* Bus Utilization Registers */
+
+#define DCR_DRST           (1<<1)
+#define DCR_DEN            (1<<0)
+#define DBTOCR_EN          (1<<15)
+#define DBTOCR_CNT(x)      ((x) & 0x7fff )
+#define CNTR_CNT(x)        ((x) & 0xffffff )
+#define CCR_DMOD_LINEAR    ( 0x0 << 12 )
+#define CCR_DMOD_2D        ( 0x1 << 12 )
+#define CCR_DMOD_FIFO      ( 0x2 << 12 )
+#define CCR_DMOD_EOBFIFO   ( 0x3 << 12 )
+#define CCR_SMOD_LINEAR    ( 0x0 << 10 )
+#define CCR_SMOD_2D        ( 0x1 << 10 )
+#define CCR_SMOD_FIFO      ( 0x2 << 10 )
+#define CCR_SMOD_EOBFIFO   ( 0x3 << 10 )
+#define CCR_MDIR_DEC       (1<<9)
+#define CCR_MSEL_B         (1<<8)
+#define CCR_DSIZ_32        ( 0x0 << 6 )
+#define CCR_DSIZ_8         ( 0x1 << 6 )
+#define CCR_DSIZ_16        ( 0x2 << 6 )
+#define CCR_SSIZ_32        ( 0x0 << 4 )
+#define CCR_SSIZ_8         ( 0x1 << 4 )
+#define CCR_SSIZ_16        ( 0x2 << 4 )
+#define CCR_REN            (1<<3)
+#define CCR_RPT            (1<<2)
+#define CCR_FRC            (1<<1)
+#define CCR_CEN            (1<<0)
+#define RTOR_EN            (1<<15)
+#define RTOR_CLK           (1<<14)
+#define RTOR_PSC           (1<<13)
+
+/*
+ *  Interrupt controller
+ */
+
+#define IMX_INTCNTL        __REG(IMX_AITC_BASE+0x00)
+#define INTCNTL_FIAD       (1<<19)
+#define INTCNTL_NIAD       (1<<20)
+
+#define IMX_NIMASK         __REG(IMX_AITC_BASE+0x04)
+#define IMX_INTENNUM       __REG(IMX_AITC_BASE+0x08)
+#define IMX_INTDISNUM      __REG(IMX_AITC_BASE+0x0c)
+#define IMX_INTENABLEH     __REG(IMX_AITC_BASE+0x10)
+#define IMX_INTENABLEL     __REG(IMX_AITC_BASE+0x14)
+
+/*
+ *  General purpose timers
+ */
+#define IMX_TCTL(x)        __REG( 0x00 + (x))
+#define TCTL_SWR           (1<<15)
+#define TCTL_FRR           (1<<8)
+#define TCTL_CAP_RIS       (1<<6)
+#define TCTL_CAP_FAL       (2<<6)
+#define TCTL_CAP_RIS_FAL   (3<<6)
+#define TCTL_OM            (1<<5)
+#define TCTL_IRQEN         (1<<4)
+#define TCTL_CLK_PCLK1     (1<<1)
+#define TCTL_CLK_PCLK1_16  (2<<1)
+#define TCTL_CLK_TIN       (3<<1)
+#define TCTL_CLK_32        (4<<1)
+#define TCTL_TEN           (1<<0)
+
+#define IMX_TPRER(x)       __REG( 0x04 + (x))
+#define IMX_TCMP(x)        __REG( 0x08 + (x))
+#define IMX_TCR(x)         __REG( 0x0C + (x))
+#define IMX_TCN(x)         __REG( 0x10 + (x))
+#define IMX_TSTAT(x)       __REG( 0x14 + (x))
+#define TSTAT_CAPT         (1<<1)
+#define TSTAT_COMP         (1<<0)
+
+/*
+ * LCD Controller
+ */
+
+#define LCDC_SSA        __REG(IMX_LCDC_BASE+0x00)
+
+#define LCDC_SIZE       __REG(IMX_LCDC_BASE+0x04)
+#define SIZE_XMAX(x)    ((((x) >> 4) & 0x3f) << 20)
+#define SIZE_YMAX(y)    ( (y) & 0x1ff )
+
+#define LCDC_VPW        __REG(IMX_LCDC_BASE+0x08)
+#define VPW_VPW(x)      ( (x) & 0x3ff )
+
+#define LCDC_CPOS       __REG(IMX_LCDC_BASE+0x0C)
+#define CPOS_CC1        (1<<31)
+#define CPOS_CC0        (1<<30)
+#define CPOS_OP         (1<<28)
+#define CPOS_CXP(x)     (((x) & 3ff) << 16)
+#define CPOS_CYP(y)     ((y) & 0x1ff)
+
+#define LCDC_LCWHB      __REG(IMX_LCDC_BASE+0x10)
+#define LCWHB_BK_EN     (1<<31)
+#define LCWHB_CW(w)     (((w) & 0x1f) << 24)
+#define LCWHB_CH(h)     (((h) & 0x1f) << 16)
+#define LCWHB_BD(x)     ((x) & 0xff)
+
+#define LCDC_LCHCC      __REG(IMX_LCDC_BASE+0x14)
+#define LCHCC_CUR_COL_R(r) (((r) & 0x1f) << 11)
+#define LCHCC_CUR_COL_G(g) (((g) & 0x3f) << 5)
+#define LCHCC_CUR_COL_B(b) ((b) & 0x1f)
+
+#define LCDC_PCR        __REG(IMX_LCDC_BASE+0x18)
+#define PCR_TFT         (1<<31)
+#define PCR_COLOR       (1<<30)
+#define PCR_PBSIZ_1     (0<<28)
+#define PCR_PBSIZ_2     (1<<28)
+#define PCR_PBSIZ_4     (2<<28)
+#define PCR_PBSIZ_8     (3<<28)
+#define PCR_BPIX_1      (0<<25)
+#define PCR_BPIX_2      (1<<25)
+#define PCR_BPIX_4      (2<<25)
+#define PCR_BPIX_8      (3<<25)
+#define PCR_BPIX_12     (4<<25)
+#define PCR_BPIX_16     (4<<25)
+#define PCR_PIXPOL      (1<<24)
+#define PCR_FLMPOL      (1<<23)
+#define PCR_LPPOL       (1<<22)
+#define PCR_CLKPOL      (1<<21)
+#define PCR_OEPOL       (1<<20)
+#define PCR_SCLKIDLE    (1<<19)
+#define PCR_END_SEL     (1<<18)
+#define PCR_END_BYTE_SWAP (1<<17)
+#define PCR_REV_VS      (1<<16)
+#define PCR_ACD_SEL     (1<<15)
+#define PCR_ACD(x)      (((x) & 0x7f) << 8)
+#define PCR_SCLK_SEL    (1<<7)
+#define PCR_SHARP       (1<<6)
+#define PCR_PCD(x)      ((x) & 0x3f)
+
+#define LCDC_HCR        __REG(IMX_LCDC_BASE+0x1C)
+#define HCR_H_WIDTH(x)  (((x) & 0x3f) << 26)
+#define HCR_H_WAIT_1(x) (((x) & 0xff) << 8)
+#define HCR_H_WAIT_2(x) ((x) & 0xff)
+
+#define LCDC_VCR        __REG(IMX_LCDC_BASE+0x20)
+#define VCR_V_WIDTH(x)  (((x) & 0x3f) << 26)
+#define VCR_V_WAIT_1(x) (((x) & 0xff) << 8)
+#define VCR_V_WAIT_2(x) ((x) & 0xff)
+
+#define LCDC_POS        __REG(IMX_LCDC_BASE+0x24)
+#define POS_POS(x)      ((x) & 1f)
+
+#define LCDC_LSCR1      __REG(IMX_LCDC_BASE+0x28)
+#define LSCR1_PS_RISE_DELAY(x)    (((x) & 0x7f) << 26)
+#define LSCR1_CLS_RISE_DELAY(x)   (((x) & 0x3f) << 16)
+#define LSCR1_REV_TOGGLE_DELAY(x) (((x) & 0xf) << 8)
+#define LSCR1_GRAY2(x)            (((x) & 0xf) << 4)
+#define LSCR1_GRAY1(x)            (((x) & 0xf))
+
+#define LCDC_PWMR       __REG(IMX_LCDC_BASE+0x2C)
+#define PWMR_CLS(x)     (((x) & 0x1ff) << 16)
+#define PWMR_LDMSK      (1<<15)
+#define PWMR_SCR1       (1<<10)
+#define PWMR_SCR0       (1<<9)
+#define PWMR_CC_EN      (1<<8)
+#define PWMR_PW(x)      ((x) & 0xff)
+
+#define LCDC_DMACR      __REG(IMX_LCDC_BASE+0x30)
+#define DMACR_BURST     (1<<31)
+#define DMACR_HM(x)     (((x) & 0xf) << 16)
+#define DMACR_TM(x)     ((x) &0xf)
+
+#define LCDC_RMCR       __REG(IMX_LCDC_BASE+0x34)
+#define RMCR_LCDC_EN            (1<<1)
+#define RMCR_SELF_REF           (1<<0)
+
+#define LCDC_LCDICR     __REG(IMX_LCDC_BASE+0x38)
+#define LCDICR_INT_SYN  (1<<2)
+#define LCDICR_INT_CON  (1)
+
+#define LCDC_LCDISR     __REG(IMX_LCDC_BASE+0x40)
+#define LCDISR_UDR_ERR (1<<3)
+#define LCDISR_ERR_RES (1<<2)
+#define LCDISR_EOF     (1<<1)
+#define LCDISR_BOF     (1<<0)
+
+#endif                          // _IMX_REGS_H
diff --git a/arch/arm/mach-imx/include/mach/imx-uart.h b/arch/arm/mach-imx/include/mach/imx-uart.h
new file mode 100644
index 00000000000..d54eb1d4802
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/imx-uart.h
@@ -0,0 +1,12 @@
+#ifndef ASMARM_ARCH_UART_H
+#define ASMARM_ARCH_UART_H
+
+#define IMXUART_HAVE_RTSCTS (1<<0)
+
+struct imxuart_platform_data {
+        int (*init)(struct platform_device *pdev);
+        void (*exit)(struct platform_device *pdev);
+        unsigned int flags;
+};
+
+#endif
diff --git a/arch/arm/mach-imx/include/mach/imxfb.h b/arch/arm/mach-imx/include/mach/imxfb.h
new file mode 100644
index 00000000000..3ed9ec8b9f0
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/imxfb.h
@@ -0,0 +1,37 @@
+/*
+ * This structure describes the machine which we are running on.
+ */
+struct imxfb_mach_info {
+        u_long          pixclock;
+
+        u_short         xres;
+        u_short         yres;
+
+        u_int           nonstd;
+        u_char          bpp;
+        u_char          hsync_len;
+        u_char          left_margin;
+        u_char          right_margin;
+
+        u_char          vsync_len;
+        u_char          upper_margin;
+        u_char          lower_margin;
+        u_char          sync;
+
+        u_int           cmap_greyscale:1,
+                        cmap_inverse:1,
+                        cmap_static:1,
+                        unused:29;
+
+        u_int           pcr;
+        u_int           pwmr;
+        u_int           lscr1;
+        u_int           dmacr;
+
+        u_char * fixed_screen_cpu;
+        dma_addr_t fixed_screen_dma;
+
+        void (*lcd_power)(int);
+        void (*backlight_power)(int);
+};
+void set_imx_fb_info(struct imxfb_mach_info *hard_imx_fb_info);
diff --git a/arch/arm/mach-imx/include/mach/io.h b/arch/arm/mach-imx/include/mach/io.h
new file mode 100644
index 00000000000..c50c5fa6fb8
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/io.h
@@ -0,0 +1,30 @@
+/*
+ *  arch/arm/mach-imxads/include/mach/io.h
+ *
+ *  Copyright (C) 1999 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARM_ARCH_IO_H
+#define __ASM_ARM_ARCH_IO_H
+
+#include <mach/hardware.h>
+
+#define IO_SPACE_LIMIT 0xffffffff
+
+#define __io(a)         ((void __iomem *)(a))
+#define __mem_pci(a)    (a)
+
+#endif
diff --git a/arch/arm/mach-imx/include/mach/irqs.h b/arch/arm/mach-imx/include/mach/irqs.h
new file mode 100644
index 00000000000..eb8d5bd05d5
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/irqs.h
@@ -0,0 +1,116 @@
+/*
+ *  arch/arm/mach-imxads/include/mach/irqs.h
+ *
+ *  Copyright (C) 1999 ARM Limited
+ *  Copyright (C) 2000 Deep Blue Solutions Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __ARM_IRQS_H__
+#define __ARM_IRQS_H__
+
+/* Use the imx definitions */
+#include <mach/hardware.h>
+
+/*
+ *  IMX Interrupt numbers
+ *
+ */
+#define INT_SOFTINT                 0
+#define CSI_INT                     6
+#define DSPA_MAC_INT                7
+#define DSPA_INT                    8
+#define COMP_INT                    9
+#define MSHC_XINT                   10
+#define GPIO_INT_PORTA              11
+#define GPIO_INT_PORTB              12
+#define GPIO_INT_PORTC              13
+#define LCDC_INT                    14
+#define SIM_INT                     15
+#define SIM_DATA_INT                16
+#define RTC_INT                     17
+#define RTC_SAMINT                  18
+#define UART2_MINT_PFERR            19
+#define UART2_MINT_RTS              20
+#define UART2_MINT_DTR              21
+#define UART2_MINT_UARTC            22
+#define UART2_MINT_TX               23
+#define UART2_MINT_RX               24
+#define UART1_MINT_PFERR            25
+#define UART1_MINT_RTS              26
+#define UART1_MINT_DTR              27
+#define UART1_MINT_UARTC            28
+#define UART1_MINT_TX               29
+#define UART1_MINT_RX               30
+#define VOICE_DAC_INT               31
+#define VOICE_ADC_INT               32
+#define PEN_DATA_INT                33
+#define PWM_INT                     34
+#define SDHC_INT                    35
+#define I2C_INT                     39
+#define CSPI_INT                    41
+#define SSI_TX_INT                  42
+#define SSI_TX_ERR_INT              43
+#define SSI_RX_INT                  44
+#define SSI_RX_ERR_INT              45
+#define TOUCH_INT                   46
+#define USBD_INT0                   47
+#define USBD_INT1                   48
+#define USBD_INT2                   49
+#define USBD_INT3                   50
+#define USBD_INT4                   51
+#define USBD_INT5                   52
+#define USBD_INT6                   53
+#define BTSYS_INT                   55
+#define BTTIM_INT                   56
+#define BTWUI_INT                   57
+#define TIM2_INT                    58
+#define TIM1_INT                    59
+#define DMA_ERR                     60
+#define DMA_INT                     61
+#define GPIO_INT_PORTD              62
+
+#define IMX_IRQS                         (64)
+
+/* note: the IMX has four gpio ports (A-D), but only
+ *       the following pins are connected to the outside
+ *       world:
+ *
+ * PORT A: bits 0-31
+ * PORT B: bits 8-31
+ * PORT C: bits 3-17
+ * PORT D: bits 6-31
+ *
+ * We map these interrupts straight on. As a result we have
+ * several holes in the interrupt mapping. We do this for two
+ * reasons:
+ *   - mapping the interrupts without holes would get
+ *     far more complicated
+ *   - Motorola could well decide to bring some processor
+ *     with more pins connected
+ */
+
+#define IRQ_GPIOA(x)  (IMX_IRQS + x)
+#define IRQ_GPIOB(x)  (IRQ_GPIOA(32) + x)
+#define IRQ_GPIOC(x)  (IRQ_GPIOB(32) + x)
+#define IRQ_GPIOD(x)  (IRQ_GPIOC(32) + x)
+
+/* decode irq number to use with IMR(x), ISR(x) and friends */
+#define IRQ_TO_REG(irq) ((irq - IMX_IRQS) >> 5)
+
+#define NR_IRQS (IRQ_GPIOD(32) + 1)
+#define IRQ_GPIO(x)
+#endif
diff --git a/arch/arm/mach-imx/include/mach/memory.h b/arch/arm/mach-imx/include/mach/memory.h
new file mode 100644
index 00000000000..5c453063c0e
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/memory.h
@@ -0,0 +1,36 @@
+/*
+ *  arch/arm/mach-imx/include/mach/memory.h
+ *
+ *  Copyright (C) 1999 ARM Limited
+ *  Copyright (C) 2002 Shane Nay (shane@minirl.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARCH_MMU_H
+#define __ASM_ARCH_MMU_H
+
+#define PHYS_OFFSET     UL(0x08000000)
+
+/*
+ * Virtual view <-> DMA view memory address translations
+ * virt_to_bus: Used to translate the virtual address to an
+ *              address suitable to be passed to set_dma_addr
+ * bus_to_virt: Used to convert an address for DMA operations
+ *              to an address that the kernel can use.
+ */
+#define __virt_to_bus(x)        (x - PAGE_OFFSET + PHYS_OFFSET)
+#define __bus_to_virt(x)        (x - PHYS_OFFSET + PAGE_OFFSET)
+
+#endif
diff --git a/arch/arm/mach-imx/include/mach/mmc.h b/arch/arm/mach-imx/include/mach/mmc.h
new file mode 100644
index 00000000000..4712f354dcc
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/mmc.h
@@ -0,0 +1,15 @@
+#ifndef ASMARM_ARCH_MMC_H
+#define ASMARM_ARCH_MMC_H
+
+#include <linux/mmc/host.h>
+
+struct device;
+
+struct imxmmc_platform_data {
+        int (*card_present)(struct device *);
+        int (*get_ro)(struct device *);
+};
+
+extern void imx_set_mmc_info(struct imxmmc_platform_data *info);
+
+#endif
diff --git a/arch/arm/mach-imx/include/mach/mx1ads.h b/arch/arm/mach-imx/include/mach/mx1ads.h
new file mode 100644
index 00000000000..def05d510eb
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/mx1ads.h
@@ -0,0 +1,36 @@
+/*
+ * arch/arm/mach-imx/include/mach/mx1ads.h
+ *
+ * Copyright (C) 2004 Robert Schwebel, Pengutronix
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+#ifndef __ASM_ARCH_MX1ADS_H
+#define __ASM_ARCH_MX1ADS_H
+
+/* ------------------------------------------------------------------------ */
+/* Memory Map for the M9328MX1ADS (MX1ADS) Board                            */
+/* ------------------------------------------------------------------------ */
+
+#define MX1ADS_FLASH_PHYS               0x10000000
+#define MX1ADS_FLASH_SIZE               (16*1024*1024)
+
+#define IMX_FB_PHYS                     (0x0C000000 - 0x40000)
+
+#define CLK32 32000
+
+#endif /* __ASM_ARCH_MX1ADS_H */
diff --git a/arch/arm/mach-imx/include/mach/spi_imx.h b/arch/arm/mach-imx/include/mach/spi_imx.h
new file mode 100644
index 00000000000..4186430feec
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/spi_imx.h
@@ -0,0 +1,72 @@
+/*
+ * arch/arm/mach-imx/include/mach/spi_imx.h
+ *
+ * Copyright (C) 2006 SWAPP
+ *      Andrea Paterniani <a.paterniani@swapp-eng.it>
+ *
+ * Initial version inspired by:
+ *      linux-2.6.17-rc3-mm1/arch/arm/mach-pxa/include/mach/pxa2xx_spi.h
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef SPI_IMX_H_
+#define SPI_IMX_H_
+
+
+/*-------------------------------------------------------------------------*/
+/**
+ * struct spi_imx_master - device.platform_data for SPI controller devices.
+ * @num_chipselect: chipselects are used to distinguish individual
+ *      SPI slaves, and are numbered from zero to num_chipselects - 1.
+ *      each slave has a chipselect signal, but it's common that not
+ *      every chipselect is connected to a slave.
+ * @enable_dma: if true enables DMA driven transfers.
+*/
+struct spi_imx_master {
+        u8 num_chipselect;
+        u8 enable_dma:1;
+};
+/*-------------------------------------------------------------------------*/
+
+
+/*-------------------------------------------------------------------------*/
+/**
+ * struct spi_imx_chip - spi_board_info.controller_data for SPI
+ * slave devices, copied to spi_device.controller_data.
+ * @enable_loopback : used for test purpouse to internally connect RX and TX
+ *      sections.
+ * @enable_dma : enables dma transfer (provided that controller driver has
+ *      dma enabled too).
+ * @ins_ss_pulse : enable /SS pulse insertion between SPI burst.
+ * @bclk_wait : number of bclk waits between each bits_per_word SPI burst.
+ * @cs_control : function pointer to board-specific function to assert/deassert
+ *      I/O port to control HW generation of devices chip-select.
+*/
+struct spi_imx_chip {
+        u8      enable_loopback:1;
+        u8      enable_dma:1;
+        u8      ins_ss_pulse:1;
+        u16     bclk_wait:15;
+        void (*cs_control)(u32 control);
+};
+
+/* Chip-select state */
+#define SPI_CS_ASSERT                   (1 << 0)
+#define SPI_CS_DEASSERT                 (1 << 1)
+/*-------------------------------------------------------------------------*/
+
+
+#endif /* SPI_IMX_H_*/
diff --git a/arch/arm/mach-imx/include/mach/system.h b/arch/arm/mach-imx/include/mach/system.h
new file mode 100644
index 00000000000..adee7e51bab
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/system.h
@@ -0,0 +1,40 @@
+/*
+ *  arch/arm/mach-imxads/include/mach/system.h
+ *
+ *  Copyright (C) 1999 ARM Limited
+ *  Copyright (C) 2000 Deep Blue Solutions Ltd
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __ASM_ARCH_SYSTEM_H
+#define __ASM_ARCH_SYSTEM_H
+
+static void
+arch_idle(void)
+{
+        /*
+         * This should do all the clock switching
+         * and wait for interrupt tricks
+         */
+        cpu_do_idle();
+}
+
+static inline void
+arch_reset(char mode)
+{
+        cpu_reset(0);
+}
+
+#endif
diff --git a/arch/arm/mach-imx/include/mach/timex.h b/arch/arm/mach-imx/include/mach/timex.h
new file mode 100644
index 00000000000..e22ba789546
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/timex.h
@@ -0,0 +1,26 @@
+/*
+ *  linux/include/asm-arm/imx/timex.h
+ *
+ *  Copyright (C) 1999 ARM Limited
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __ASM_ARCH_TIMEX_H
+#define __ASM_ARCH_TIMEX_H
+
+#define CLOCK_TICK_RATE         (16000000)
+
+#endif
diff --git a/arch/arm/mach-imx/include/mach/uncompress.h b/arch/arm/mach-imx/include/mach/uncompress.h
new file mode 100644
index 00000000000..70523e67a8f
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/uncompress.h
@@ -0,0 +1,71 @@
+/*
+ *  arch/arm/mach-imxads/include/mach/uncompress.h
+ *
+ *
+ *
+ *  Copyright (C) 1999 ARM Limited
+ *  Copyright (C) Shane Nay (shane@minirl.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#define UART(x) (*(volatile unsigned long *)(serial_port + (x)))
+
+#define UART1_BASE 0x206000
+#define UART2_BASE 0x207000
+#define USR2 0x98
+#define USR2_TXFE (1<<14)
+#define TXR  0x40
+#define UCR1 0x80
+#define UCR1_UARTEN 1
+
+/*
+ * The following code assumes the serial port has already been
+ * initialized by the bootloader.  We search for the first enabled
+ * port in the most probable order.  If you didn't setup a port in
+ * your bootloader then nothing will appear (which might be desired).
+ *
+ * This does not append a newline
+ */
+static void putc(int c)
+{
+        unsigned long serial_port;
+
+        do {
+                serial_port = UART1_BASE;
+                if ( UART(UCR1) & UCR1_UARTEN )
+                        break;
+                serial_port = UART2_BASE;
+                if ( UART(UCR1) & UCR1_UARTEN )
+                        break;
+                return;
+        } while(0);
+
+        while (!(UART(USR2) & USR2_TXFE))
+                barrier();
+
+        UART(TXR) = c;
+}
+
+static inline void flush(void)
+{
+}
+
+/*
+ * nothing to do
+ */
+#define arch_decomp_setup()
+
+#define arch_decomp_wdog()
diff --git a/arch/arm/mach-imx/include/mach/vmalloc.h b/arch/arm/mach-imx/include/mach/vmalloc.h
new file mode 100644
index 00000000000..7d7cb0bde3e
--- /dev/null
+++ b/arch/arm/mach-imx/include/mach/vmalloc.h
@@ -0,0 +1,20 @@
+/*
+ *  arch/arm/mach-imx/include/mach/vmalloc.h
+ *
+ *  Copyright (C) 2000 Russell King.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#define VMALLOC_END       (PAGE_OFFSET + 0x10000000)